863248568

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1319}}^1$

素因数の和:1405

約数の個数: 128

約数和(自身を含む): 2128896000

約数和(自身を除く): 1265647432

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 29, 31, 52, 56, 58, 62, 91, 104, 116, 124, 182, 203, 217, 232, 248, 364, 377, 403, 406, 434, 728, 754, 806, 812, 868, 899, 1319, 1508, 1612, 1624, 1736, 1798, 2638, 2639, 2821, 3016, 3224, 3596, 5276, 5278, 5642, 6293, 7192, 9233, 10552, 10556, 11284, 11687, 12586, 17147, 18466, 21112, 22568, 23374, 25172, 34294, 36932, 38251, 40889, 46748, 50344, 68588, 73864, 76502, 81778, 81809, 93496, 120029, 137176, 153004, 163556, 163618, 240058, 267757, 286223, 306008, 327112, 327236, 480116, 497263, 531557, 535514, 572446, 654472, 960232, 994526, 1063114, 1071028, 1144892, 1185781, 1989052, 2126228, 2142056, 2289784, 2371562, 3480841, 3720899, 3978104, 4252456, 4743124, 6961682, 7441798, 8300467, 9486248, 13923364, 14883596, 15415153, 16600934, 27846728, 29767192, 30830306, 33201868, 61660612, 66403736, 107906071, 123321224, 215812142, 431624284, 863248568]

約数ペア:

[(1, 863248568), (2, 431624284), (4, 215812142), (7, 123321224), (8, 107906071), (13, 66403736), (14, 61660612), (26, 33201868), (28, 30830306), (29, 29767192), (31, 27846728), (52, 16600934), (56, 15415153), (58, 14883596), (62, 13923364), (91, 9486248), (104, 8300467), (116, 7441798), (124, 6961682), (182, 4743124), (203, 4252456), (217, 3978104), (232, 3720899), (248, 3480841), (364, 2371562), (377, 2289784), (403, 2142056), (406, 2126228), (434, 1989052), (728, 1185781), (754, 1144892), (806, 1071028), (812, 1063114), (868, 994526), (899, 960232), (1319, 654472), (1508, 572446), (1612, 535514), (1624, 531557), (1736, 497263), (1798, 480116), (2638, 327236), (2639, 327112), (2821, 306008), (3016, 286223), (3224, 267757), (3596, 240058), (5276, 163618), (5278, 163556), (5642, 153004), (6293, 137176), (7192, 120029), (9233, 93496), (10552, 81809), (10556, 81778), (11284, 76502), (11687, 73864), (12586, 68588), (17147, 50344), (18466, 46748), (21112, 40889), (22568, 38251), (23374, 36932), (25172, 34294)]